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<?php $str = "mx.google.com; dkim=pass header.i=@outlook.com header.s=selector1 header.b=OvtBcHsM; spf=pass (google.com: domain of xxxx@outlook.com designates 12.12.12.12 as permitted sender) smtp.mailfrom=xxxx@outlook.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=outlook.com"; $mail = explode(";",explode("smtp.mailfrom=", $str)[1])[0]; echo $mail;

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24.64 ms | 404 KiB | 5 Q